#include <bits/stdc++.h>
using namespace std;

int n,ans,cut=1;
int a[100005];

int main()
{
    freopen("duel.in","r",stdin);
    freopen("duel.out","w",stdout);
    cin>>n;
    ans=n;
    for(int i=1;i<=n;i++)
        cin>>a[i];
    sort(a+1,a+1+n);
    for(int i=2;i<=n;i++)
        if(a[i]>a[cut])
        {
            ans--;
            cut++;
        }
    cout<<ans;
    return 0;
}
